Knoxville Weather Forecast

    • 62
    • 84

    Thunderstorms Likely

    • 67
    • 86

    Partly Sunny

    • 66
    • 84

    Rain Showers

    • 51
    • 82

    Thunderstorms Likely

    • 47
    • 68

    Partly Sunny

    • 48
    • 70

    Partly Sunny

Today 16 May Knox

Mostly sunny. A chance of Showers and Thunderstorms this afternoon. Highs in the lower 80s. Southwest Winds 5 to 10 Mph. Chance of rain 30 percent.

Tonight 16 May Knox

Mostly cloudy with a chance of Showers. A chance of Thunderstorms, mainly in the evening. Lows in the lower 60s. Southeast Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Knoxville Temperature Statistics

May Temperature

Galesburg Municipal Airport (7.5 miles)

  • Lowest 7 May, 2026

    32.7 °F

  • Average May

    55.3 °F

  • Highest 12 May, 2026

    81.3 °F

Climate (2021–Present)

Galesburg Municipal Airport (7.5 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    52 °F

  • Average High 2021–2026

    62.3 °F
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